Last updated: February 24, 2025
January on Saint Simons Island offers a mild coastal retreat, with maximum temperatures reaching a comfortable 23°C (73°F) and an average hovering around 13°C (55°F). While the minimum temperatures can dip to 0°C (33°F), visitors can expect a cozy experience overall. The month sees about 61 mm (2.4 in) of rainfall, spread over approximately 6 days, contributing to the island's lush landscapes. With an average humidity of 84%, the air carries a refreshing maritime feel, perfect for outdoor activities and exploration amid the island's scenic beauty.
In January, Saint Simons Island presents a cool yet inviting climate, with temperatures ranging from a brisk 0°C (33°F) to a pleasant 23°C (73°F). The average temperature settles around 13°C (55°F), making it an ideal time for those who enjoy mild winter weather. As the month progresses into February, a gradual warming occurs, with minimum temperatures creeping up to 4°C (40°F) and a slight overall average increase to 14°C (58°F). This trend of warming continues into March and April, where the temperatures become decidedly more comfortable, favoring outdoor activities. By spring, average highs reach towards the low 20s°C (mid 70s°F), revealing how swiftly the island transitions from winter chill to the vibrant warmth of summer. This month-to-month evolution captures the charm of Saint Simons Island, where winter gives way to spring in a blend of cool and inviting days.
January in Saint Simons Island typically sees 61 mm (2.4 inches) of precipitation spread over approximately 6 days, marking the start of the year with relatively light rainfall. This modest amount of rain is indicative of a transition from the cooler, dryer months to a wetter spring season. In fact, as the year progresses, precipitation levels rise significantly, with February experiencing an increase to 93 mm (3.6 inches) over 11 days. The trend continues through the summer months, which are characterized by heavier rains, especially in July and August when the island can receive up to 136 mm (5.3 inches) and 136 mm (5.4 inches), respectively. This seasonal variation highlights a clear shift from January's gentle drizzles to the more substantial deluges that define the island's warm months.
In January, Saint Simons Island experiences a high humidity level of 84%, making it one of the more humid months of the year. This trend of elevated humidity persists through the winter months, gradually decreasing to 79% in February and 78% in March as spring approaches. However, humidity levels remain relatively high during the summer, peaking again at 82% in both July and August. As the year progresses, humidity levels fluctuate between 72% and 85%, reflecting the island's coastal climate. By December, the humidity rises to 85%, closing the year on a moist note, which hints at the island’s consistent tropical influence throughout the seasons.
In January, Saint Simons Island experiences a moderate UV Index of 5, with a burn time of just 30 minutes. As the year progresses, the UV levels rise significantly: by February, the UV Index increases to 7 (high), followed by a notable leap to 9 and 10 during March and April, respectively, indicating very high exposure risks. This trend peaks in the summer months, reaching an extreme UV Index of 11 from May through August, where the burn time drops to a mere 10 minutes. As the year winds down, the UV Index gradually decreases, returning to a moderate level of 4 in December. This consistent rise and fall highlight the importance of protecting your skin during peak months. For more detailed information, visit the Saint Simons Island UV Index.
UV Risk Categories
January in Saint Simons Island might start with a modest 199 hours of sunshine, but it sets the stage for a gradual increase in brightness as the year progresses. By February, the days brighten significantly with 220 hours, signaling the approaching warmth of spring. As the season unfolds, March and April bring even more daylight, peaking at 312 hours in April, inviting beach lovers and sun-seekers alike. The sun reaches its zenith in the summer months, particularly in July, boasting an impressive 347 hours of glorious sunshine. Following this peak, a gentle tapering occurs, with late summer and fall offering a still delightful 302 hours in September and tapering down to 231 hours in December. This annual dance of light highlights the charm of Saint Simons Island, ensuring that there's always a sunny day around the corner.
In January, Saint Simons Island experiences a 44% chance of sunny weather, marking a modest beginning to the year. This optimism for sunlight slightly dips to 38% in February before climbing back up in March to 39%. Notably, April ushers in a more inviting climate with a 54% chance of sunshine, signaling the transition into spring. As the months progress, residents and visitors can anticipate progressively sunnier days, particularly in the fall, when November offers a robust 55% likelihood of sunshine. Although summer months tend to see a drop in clear days, with July and August recording just 31% and 23% respectively, the overall trend suggests that January's weather provides a refreshing start, hinting at brighter days ahead as the seasons change.
In January, Saint Simons Island enjoys about 10 hours of daylight, setting the stage for a gradual increase as the months progress. By February, the sun lingers a bit longer, offering 11 hours, while March brings an additional hour, reaching 12 hours. This trend continues into April and May, where daylight peaks at 13 hours in late spring. As summer rolls in, June gifts residents with a generous 14 hours of sunlight, the most of the year. However, as we transition into late summer and autumn, daylight begins to wane, returning to 13 hours in July and August, then tapering off back to 12 hours in September. October and November see a further decline, with daylight returning to 10 hours in December, mirroring the January landscape. This cycle reflects the rhythm of the seasons, inviting locals and visitors alike to make the most of every sun-filled hour.
In Saint Simons Island during January, the average wind speed settles at a gentle 5.2 m/s (12 mph), setting the stage for a refreshing coastal experience. As the months progress into February, the winds pick up slightly, reaching 5.3 m/s, before climbing a bit higher in March to 5.8 m/s. Following this peak, the winds become more variable, dipping in April to 5.1 m/s and experiencing a slight resurgence in May with 5.7 m/s. The summer months see a notable decline, especially in July and August, where the winds drop to a steady 4.6 m/s, maintaining a leisurely pace through September and October. Interestingly, as the year winds down, November brings back a breeze with 5.4 m/s, before settling at 4.7 m/s in December. This trend underscores a dynamic yet generally mild wind pattern throughout the year, perfect for enjoying the island’s charm in every season.
The weather in Saint Simons Island changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Saint Simons Island and find detailed weather information for every month.
January tends to be chillier than February, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 23°C (73°F), while February sees slightly warmer temperatures, from 4°C (40°F) to a maximum of 21°C (71°F). In terms of precipitation, February experiences more rainfall, totaling 93 mm (3.6 in) over 11 days, compared to January's 61 mm (2.4 in) over just 6 days. Additionally, humidity levels remain relatively high in both months, but February has a slightly lower average humidity at 79% compared to January's 84%. For a more detailed look at February weather, you can visit Saint Simons Island weather in February.
In January, temperatures typically range from a chilly 0°C (33°F) at night to a mild 23°C (73°F) during the day, with an average of 13°C (55°F). This month experiences about 61 mm (2.4 in) of precipitation over six days and is characterized by a relatively high humidity of 84%. By contrast, March offers a slight warming trend, with nighttime temperatures starting at 5°C (41°F) and daytime highs reaching up to 24°C (76°F), resulting in an average temperature of 16°C (62°F). Precipitation remains similar at 60 mm (2.4 in) over six days, but humidity decreases to 78%. For more details on the weather during this month, visit Saint Simons Island weather in March.
In January, temperatures in Saint Simons Island are cooler, with a minimum of 0°C (33°F) and an average of 13°C (55°F), peaking at 23°C (73°F). The month sees about 61 mm (2.4 in) of precipitation spread over 6 days, accompanied by relatively high humidity at 84%. In contrast, April offers much warmer conditions, with temperatures ranging from a minimum of 9°C (48°F) to an average of 20°C (68°F) and a maximum of 28°C (82°F). Precipitation increases slightly to 78 mm (3.1 in), occurring over 7 days, while humidity decreases to 72%. For more detailed weather information, check out Saint Simons Island weather in April.
In January, the weather is characterized by cooler temperatures, with a minimum of 0°C (33°F) and an average of 13°C (55°F), peaking at a maximum of 23°C (73°F). The month experiences around 61 mm (2.4 in) of precipitation over approximately six days, along with a higher humidity level of 84%. In contrast, May brings significantly warmer conditions, with minimum temperatures rising to 15°C (59°F) and averages reaching 23°C (74°F), while maximum temperatures can soar to 30°C (86°F). Although May has slightly greater precipitation at 65 mm (2.6 in) over eight days, the humidity drops to a more comfortable 72%. For more detailed information on the weather, check out Saint Simons Island weather in May.
January and June present a stark contrast in weather conditions. In January, temperatures range from a cool 0°C (33°F) to a max of 23°C (73°F), with an average of 13°C (55°F). The month is relatively wet, receiving 61 mm (2.4 in) of precipitation over about 6 days and maintaining a high humidity level of 84%. Conversely, June boasts warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 31°C (89°F), averaging 26°C (79°F). This month is also wetter, with 103 mm (4.1 in) of rain spread over 14 days, but the humidity decreases to 74%. For more detailed insights, check out Saint Simons Island weather in June.
January and July present quite contrasting weather patterns. In January, temperatures range from a cool minimum of 0°C (33°F) to a pleasant average of 13°C (55°F), peaking at 23°C (73°F). The month experiences precipitation totaling 61 mm (2.4 in) over six days, and humidity levels are relatively high at 84%. In comparison, July brings significantly warmer temperatures, with a minimum of 24°C (76°F) and an average of 27°C (82°F), reaching up to a maximum of 32°C (89°F). July sees more precipitation as well, totaling 136 mm (5.3 in) over 16 days, while humidity remains slightly lower at 82%. For a more detailed look at the weather patterns during this month, check out Saint Simons Island weather in July.
When comparing the weather in January and August, there are striking differences in temperature and precipitation. In January, temperatures range from a chilly minimum of 0°C (33°F) to a pleasant maximum of 23°C (73°F), with an average of 13°C (55°F). The month sees about 61 mm (2.4 in) of precipitation over roughly 6 days, accompanied by high humidity levels at 84%. In contrast, August delivers significantly warmer weather, boasting minimum temperatures around 24°C (76°F) and averaging 27°C (82°F), with highs reaching up to 31°C (89°F). Precipitation also increases to 136 mm (5.4 in) over 19 days, though humidity remains relatively close at 82%. For more detailed August weather specifics, you can visit Saint Simons Island weather in August.
January and September present striking differences in weather patterns. In January, temperatures range from a cool minimum of 0°C (33°F) to a comfortable maximum of 23°C (73°F), with an average of 13°C (55°F). The month experiences relatively low precipitation, totaling 61 mm (2.4 in) over just 6 days, and maintains high humidity at 84%. Conversely, September boasts much warmer temperatures, with a minimum of 19°C (66°F) and an average of 27°C (80°F), peaking at a high of 32°C (90°F). This month is also much wetter, receiving 166 mm (6.5 in) of rainfall over 15 days, with humidity slightly lower at 83%. For a detailed look at September's weather conditions, check out Saint Simons Island weather in September.
In January, the weather features a minimum temperature of 0°C (33°F) and averages around 13°C (55°F), with a maximum reaching 23°C (73°F). The month sees about 61 mm (2.4 in) of precipitation, spread across approximately 6 days, and maintains a high humidity level of 84%. In contrast, October experiences milder temperatures, with a minimum of 11°C (51°F) and an average of 24°C (75°F), peaking at 30°C (86°F). The precipitation increases to 82 mm (3.2 in) over about 11 days, and humidity is slightly lower at 79%. For more insights on October weather, check out Saint Simons Island weather in October.
In January, the weather is generally cooler, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 23°C (73°F) and an average of 13°C (55°F). The month typically experiences about 61 mm (2.4 in) of precipitation over 6 days, accompanied by relatively high humidity at 84%. In contrast, November enjoys milder conditions, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F) and an average of 18°C (65°F). The precipitation in November increases to 99 mm (3.9 in) across 7 days, with slightly lower humidity at 82%. For a more detailed look at the weather during this month, you can check Saint Simons Island weather in November.
In January, the weather is slightly cooler than in December, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 23°C (73°F), compared to December's minimum of 3°C (37°F) and maximum of 22°C (72°F). January experiences less rainfall, with only 61 mm (2.4 in) over 6 days, while December sees higher precipitation at 121 mm (4.8 in) across 10 days. Additionally, humidity remains similar in both months, with January at 84% and December at 85%. For a more detailed look at December weather, you can check Saint Simons Island weather in December.
As January rolls in, Saint Simons Island reveals a distinct shift in its climate compared to the milder months that precede it. With cooler temperatures and higher humidity levels, this month feels notably different, embracing winter's cool grip. While it still enjoys periods of pleasant weather, January presents a greater likelihood of rainy days, bringing the total precipitation and a more overcast atmosphere. Visitors can expect a dramatic landscape change as they explore the island, reminding them that even paradise has its quieter, reflective seasons. For more in-depth insights about the island's unique weather patterns, check out Saint Simons Island Climate.